depends on what your talking about
Answer:
<u>n = M/7</u>
Step-by-step explanation:
7n = M
(7)n = M
n = M/7
Answer:
10-B, 9-C, 11-D, 12-A
Step-by-step explanation:
Answer:
The rusting of iron is represented by the equation 4Fe +3O2 --> 2Fe2O3.
Step-by-step explanation:
Hi
we have 2x-4x-9=29
we add nine on both sides and get 2x-4x=38.
2x-4x=-2x, so we simplify the equation to -2x=38.
divide by -2 on both sides, x=-19
hope this helps